阅读短文，判断正误。

    It's Saturday today. It's a sunny day. Mr Zheng is going to the park. He's going to play cards with Mr Chang there. Ms Zheng and Mrs Chang aren't going to the park. They are going to go shopping. Tomorrow is Ms Zheng's daughter's birthday. She's going to buy a new bag for her. But Mrs Chang isn't going to buy a bag. She's going to buy a new dress for herself.